They normally build one made of snow, for survival courses, within three to four hours.
在锻炼生存能力的课堂上，他们通常在三四个小时内就能搭建出一座雪屋。
If not, then new courses will be made available ASAP.
如果不行的话，我们将会尽快提供新的课程。
You can take the journey as far as tailor-made, online short courses.
你的旅行可以远至专为你而制作的在线短期课程。
A decision is a choice made from among alternative courses of action that are available.
决策是从可供挑选的行动方向中做选择。
A decision is a choice made from among alternative courses of action that are available.
决策是从可供挑选的行动方向中作选择。
Today I made choices of courses , which brought me a bad experience.
今天我选了课，然而这对我来说是一次不好的经历。
Today I made choices of courses , which brought me a bad experience.
今天我选了课，然而这对我来说是一次不好的经历。
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